Japan eSIM — reviews & details
Japan 5GB 30Days · 5 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Aisha G.
Canada · Jan 2026
Super easy to set up before I flew out. Speeds were solid for maps, messaging and browsing. Zero regrets.
Omar
GotoeSIM Support
· 7 months ago Cheers, Aisha! Love that you were online the moment you landed in Japan. Come back anytime! — Omar, eSIM TopUp Support
Sophia W.
Turkey · Jan 2026
Exactly what I needed for travelling. Topping up was straightforward when I needed more.
Mark
GotoeSIM Support
· 7 months ago Thank you so much, Sophia! So happy the Japan eSIM kept you connected. — Mark
Somchai N.
Sweden · Jan 2026
No more hunting for a SIM card kiosk on arrival. Streaming and video calls worked without buffering. Made staying connected effortless.
Anna
GotoeSIM Support
· 7 months ago Really appreciate this, Somchai! Delighted the speeds worked well for you. — Anna
Grace R.
Canada · Jan 2026
Exactly what I needed for travelling. Activation was automatic when I arrived in Japan.
Omar
GotoeSIM Support
· 7 months ago Thanks a lot, Grace! Delighted the speeds worked well for you. – Omar 💜
Emma M.
Australia · Jan 2026
Honestly better than buying a local SIM at the airport. Coverage was strong even outside the city. A must-have for international travel.
Laura
GotoeSIM Support
· 7 months ago Really appreciate this, Emma! So happy the Japan eSIM kept you connected. Safe travels, and see you on your next trip! — Laura, eSIM TopUp Support
Sri S.
Ireland · Jan 2026
Saved me a fortune on my holiday. Data lasted the whole trip with room to spare.
Emma
GotoeSIM Support
· 7 months ago Thank you for the kind words, Sri! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! — Emma, eSIM TopUp Support
Kenji N.
United States · Jan 2026
Solid overall, just wish there was a bit more data for the price. I kept my normal number for calls while using this for data.
Ken
GotoeSIM Support
· 7 months ago Thanks for the honest feedback, Kenji. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at esimtopup.io/support. — Ken
Mei D.
France · Jan 2026
Used this on my trip and it worked perfectly. Setup instructions in the app were clear and simple. Exactly as described — no surprises.
Yuki
GotoeSIM Support
· 7 months ago Cheers, Mei! Love that you were online the moment you landed in Japan. — Yuki, eSIM TopUp Support
Lucia K.
Philippines · Jan 2026
Installed in minutes by scanning the QR code. Coverage was strong even outside the city. Great experience overall.
Grace
GotoeSIM Support
· 7 months ago Thanks for sharing, Lucia! Wonderful to hear it worked smoothly in Japan. We're here whenever you travel again. — Grace
Priya N.
Netherlands · Jan 2026
Decent speeds, though slower than I expected in a few spots. Speeds were solid for maps, messaging and browsing.
Grace
GotoeSIM Support
· 7 months ago So sorry to hear this, Priya. This isn't the standard we aim for. Please contact us at esimtopup.io/support and we'll sort it out. – Grace, eSIM TopUp Support
Yuki N.
Ireland · Dec 2025
Used this on my trip and it worked perfectly. Speeds were solid for maps, messaging and browsing. Zero regrets.
Sophie
GotoeSIM Support
· 7 months ago Cheers, Yuki! Great to know the setup was quick and easy. – Sophie 💜
Ananya C.
Thailand · Dec 2025
First time using an eSIM and it was painless in Japan. The QR code arrived instantly by email. Telling my friends about this.
Ingrid
GotoeSIM Support
· 7 months ago Thanks for sharing, Ananya! So happy the Japan eSIM kept you connected. We're here whenever you travel again. — Ingrid
Anna P.
Vietnam · Dec 2025
Honestly better than buying a local SIM at the airport in Japan. Ran hotspot to my laptop with no issues. Will use eSIM TopUp for my next trip for sure.
Laura
GotoeSIM Support
· 7 months ago So glad to hear this, Anna! Delighted the speeds worked well for you. Come back anytime! — Laura
Mateo F.
Malaysia · Dec 2025
Install took me two tries but was fine after that. Ran hotspot to my laptop with no issues.
Tom
GotoeSIM Support
· 7 months ago Appreciate you sharing this, Mateo. Glad it mostly worked for you in Japan — we're always improving our coverage. Reach us anytime at esimtopup.io/support if we can help. — Tom
Max S.
Australia · Dec 2025
Bought it the night before my flight — smooth process. Customer support answered my question quickly.
Anna
GotoeSIM Support
· 7 months ago Cheers, Max! So pleased it saved you from roaming bills. – Anna, eSIM TopUp Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 5GB 30Days plan costs $4.05 for 5 GB over 30 days, paid once with no hidden fees.
How do I activate my Japan eSIM?
Scan the QR code in your phone settings (Cellular/Mobile → Add eSIM) or tap Install in the eSIM TopUp app. Install on Wi-Fi before your trip; it activates when you arrive in Japan.
Will this eSIM work on my phone?
It works on any eSIM-compatible, carrier-unlocked phone — iPhone XS and newer, Google Pixel 3 and newer, and recent Samsung Galaxy models.
Can I keep my regular number?
Yes. The eSIM runs alongside your normal SIM, so you keep your number for calls and texts while using data in Japan.
Comments & questions
Andre K. · 1 month ago
Can I top up the same eSIM instead of buying a new one?
Sophia K. · 1 month ago
Does this work on an iPhone 13?
Emma T. · 2 months ago
Do I need to install it before I travel or after I arrive?
Marco B. · 3 months ago
Can I use this for hotspot/tethering?
Nguyen K. · 5 months ago
Thanks, installed with no problems on my Samsung.
Grace H. · 5 months ago
Does the validity start on purchase or on first use?
Ethan B. · 6 months ago
Great guide, the setup steps were really helpful.
Grace C. · 7 months ago
Can I use it in nearby countries too?
Camila P. · 8 months ago
Is roaming charged extra or is it all included?
Giulia M. · 9 months ago
Which networks does this connect to?
Fatima T. · 9 months ago
Will this keep my WhatsApp active with my home number?
Haruto H. · 1 year ago
How do I check how much data I have left?